Security readout for executives and security teams
Plain-English summary
This issue lets an attacker trick a user into opening a crafted Swagger UI link that displays attacker-controlled OpenAPI content. The main business risk is misleading documentation or data exposure through a trusted interface, not direct server takeover. Sources do not show confirmed active exploitation.
Executive priority
Treat as a moderate-priority hygiene issue. It is unlikely to justify emergency response by itself, but public-facing API documentation and vendor appliances should be reviewed because the fixed-version status is disputed in the provided sources.
Technical view
CVE-2018-25031 affects Swagger UI 4.1.2 and earlier, with reports that 4.1.3 may still be affected. The flaw is user-interaction based and network reachable, allowing remote OpenAPI definitions to be displayed through crafted URLs. CVSS is 4.3 medium with low attack complexity and required user interaction.
Likely exposure
Exposure is most likely where Swagger UI is embedded in public developer portals, appliance management interfaces, API docs, or internal tools. The source bundle lists no precise CPEs, so organizations must inventory bundled Swagger UI versions and vendor products that ship it.
Exploitation context
The attacker must persuade a victim to open a crafted URL. KEV is false, and the provided sources do not establish active exploitation. The impact appears limited to spoofing or unintended remote definition display, with potential confidentiality concerns depending on deployment context.
Researcher notes
The main uncertainty is remediation status. The CVE notes 4.1.3 was originally claimed fixed, but third parties indicated it may remain affected. Avoid assuming unaffected status from version 4.1.3 alone. The source bundle does not provide exploit confirmation or a definitive fixed release.
Mitigation direction
- Inventory applications and vendor products that bundle Swagger UI.
- Check vendor guidance before treating 4.1.3 as fixed.
- Upgrade only to a vendor-confirmed corrected version.
- Limit public exposure of Swagger UI where not required.
- Document accepted risk for legacy or vendor-managed deployments.
Validation and detection
- Identify deployed Swagger UI versions across code, packages, and vendor appliances.
- Flag 4.1.2 and earlier, plus 4.1.3 for manual review.
- Confirm whether untrusted remote OpenAPI definitions can be loaded.
- Review public routes exposing Swagger UI documentation.
- Record vendor advisory status for each affected product.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CWE-20: Exact CWE lookup
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Open ATT&CK lookupCWE-918: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCWE-922: Exact CWE lookup
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Open ATT&CK lookupCVE-2018-25031 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://security.snyk.io/vuln/SNYK-JS-SWAGGERUI-2314885CVE reference
- https://github.com/swagger-api/swagger-ui/issues/4872CVE reference
- https://github.com/swagger-api/swagger-ui/releases/tag/v4.1.3CVE reference
- https://security.netapp.com/advisory/ntap-20220407-0004/CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.